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HTTP status 422
Area Calls, meetings and recordings
Problem type https://docs.nexafone.so/errors/bad_offer

The detail explains the occurrence; it can read, for example:

  • The device’s SDP offer cannot be answered.

The request is well-formed but its values are not accepted; fix them before retrying.

{
"type": "https://docs.nexafone.so/errors/bad_offer",
"title": "Unprocessable Entity",
"status": 422,
"code": "bad_offer",
"detail": "The device's SDP offer cannot be answered.",
"requestId": "01J9Z8Q4TQ3W6M5V2X7Y8Z9A0B"
}

Match on code, never on detail: the wording may change. See Problem Details.